arm: add get_tls syscall from linux v4.15

for systems without tp register or kuser helper, new in linux commit 8fcd6c45f5a65621ec809b7866a3623e9a01d4ed
8 years ago · 8be960d188
1 changed files with 1 additions and 0 deletions
--- a/arch/arm/bits/syscall.h.in
+++ b/arch/arm/bits/syscall.h.in
@ -359,4 +359,5 @@
 #define __ARM_NR_usr26		0x0f0003
 #define __ARM_NR_usr32		0x0f0004
 #define __ARM_NR_set_tls	0x0f0005
+#define __ARM_NR_get_tls	0x0f0006